{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000836","493:4930004621","496:4960000627","493:4930004761","496:4960000683","493:4930004900","496:4960000923","493:4930004478","493:4930004617","496:4960000252","496:4960000553","496:4960001004","496:4960000311","496:4960000556","496:4960000687","496:4960000915","493:4930005695","496:4960000910","496:4960000837","496:4960000919","496:4960000843","493:4930005513","493:4930005945","493:4930006095","493:4930005031"],"twin_admin_codes":[496,493,496,493,496,493,496,493,493,496,496,496,496,496,496,496,493,496,496,496,496,493,493,493,493],"twin_sims":[0.8600844732839455,0.7126115741750607,0.6931828100834591,0.6814379161136808,0.6663043135852222,0.6611923168223601,0.6553447347596364,0.6377603225860539,0.6374930020642975,0.6168320473850981,0.5902310616691866,0.5885200033308043,0.584143452668966,0.5829783105625397,0.5816614432870991,0.5805464149103177,0.5775726018562602,0.5649976983463442,0.5633949721165552,0.5572049553034089,0.5570130408903412,0.5562495759914511,0.5427991209220613,0.5413221878702964,0.5409133740688123],"twin_dists":[0.07130681104372445,0.10691104720898235,0.11118674921990598,0.11374960876360882,0.11703252081187428,0.11813732506772665,0.11939893143126191,0.12318137931254677,0.12323877341956807,0.12766847076891566,0.13336550360499197,0.1337321780042473,0.1346703482812528,0.1349201905477281,0.13520261156801786,0.13544178387424757,0.13607984850689195,0.13878152434397747,0.13912635526571088,0.14045938037306469,0.140500742268044,0.14066530683158293,0.14357047091540354,0.1438902222843854,0.14397875760898468],"n_dims_used":45,"mean_confidence":0.9313534206814236},"coverage":{"mean_confidence":0.9313534206814236,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}